[cfe-dev] global variable named index

[Jean-Daniel Dupas]

Le 12 oct. 2009 à 12:58, Richard Pennington a écrit :

> Chris Lattner wrote:
>>
>> On Oct 11, 2009, at 8:55 PM, Vasudev.Negi at microchip.com
>> <mailto:Vasudev.Negi at microchip.com> wrote:
>>
>>> If I have a global variable named index, clang-cc throws an error
>>> saying redefinition of index as different kind of symbol. Why  
>>> can’t I
>>> have a variable named index?
>>>
>>
>> 'index' is the name of a function defined by the C standard library.
>> Try 'man index' on the command line.
>>
>
> 'index' was originally defined in BSD unix. It evolved into 'strchr'.
> It is not part of the C standard library, nor is it a part of POSIX
> (since POSIX.1-2008).
>


It is part of the UNIX'03 Spec

http://www.unix.org/version3/apis/t_2.html


-- Jean-Daniel